<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width,initial-scale=2,minimum-scale=1,maximum-scale=1,user-scalable=no">
	<link rel="stylesheet" href="css/tg_mobile_reset.css">
	<title>css 画出斜三角</title>
	<style>
		.header-decoration {
		    height: 64px;
		    width: 180px;
		    background: linear-gradient(to top left,transparent 50%, #141822 51%);
		    margin-bottom: 36px;
		}
	</style>
</head>
<body>
	<div class="header-decoration"></div>
	<script src="./lib/rem.js"></script>
</body>
</html>